5.9
MEDIUM
CVE-2018-9129
ZyXEL ZyWALL/USG TLS Man-in-the-Middle Attack"
Description

ZyXEL ZyWALL/USG series devices have a Bleichenbacher vulnerability in their Internet Key Exchange (IKE) handshake implementation used for IPsec based VPN connections.

INFO

Published Date :

Aug. 15, 2018, 6:29 p.m.

Last Modified :

Nov. 21, 2024, 4:15 a.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

2.2
Affected Products

The following products are affected by CVE-2018-9129 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Zyxel zywall_110_firmware
2 Zyxel zywall_1100_firmware
3 Zyxel zywall_310_firmware
4 Zyxel zywall_vpn_50_firmware
5 Zyxel zywall_vpn_100_firmware
6 Zyxel zywall_vpn_300_firmware
7 Zyxel usg_20w_firmware
8 Zyxel usg_40_firmware
9 Zyxel usg_40w_firmware
10 Zyxel usg_60_firmware
11 Zyxel usg_60w_firmware
12 Zyxel usg_110_firmware
13 Zyxel usg_2200-vpn_firmware
14 Zyxel usg_310_firmware
15 Zyxel usg_1100_firmware
16 Zyxel usg_1900_firmware
17 Zyxel usg_20w-vpn_firmware
18 Zyxel usg_20w-vpn
19 Zyxel usg_40
20 Zyxel usg_40w
21 Zyxel usg_60w
22 Zyxel usg_60
23 Zyxel zywall_110
24 Zyxel zywall_1100
25 Zyxel zywall_310
26 Zyxel zywall_vpn_50
27 Zyxel zywall_vpn_100
28 Zyxel zywall_vpn_300
29 Zyxel usg_20w
30 Zyxel usg_110
31 Zyxel usg_2200-vpn
32 Zyxel usg_310
33 Zyxel usg_1100
34 Zyxel usg_1900

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2018-9129 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2018-9129 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference ftp://ftp.zyxel.com/USG110/firmware/USG110_4.32%28AAPH.0%29C0_2.pdf
    Added Reference https://web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-ike.html
    Added Reference https://www.zyxel.com/support/bleichenbacher_attack_vulnerability.shtml
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference MITRE ftp://ftp.zyxel.com/USG110/firmware/USG110_4.32%28AAPH.0%29C0_2.pdf [No types assigned]
    Removed Reference MITRE ftp://ftp.zyxel.com/USG110/firmware/USG110_4.32(AAPH.0)C0_2.pdf
  • CWE Remap by [email protected]

    Oct. 03, 2019

    Action Type Old Value New Value
    Changed CWE CWE-310 CWE-310 CWE-254 NVD-CWE-noinfo
  • Initial Analysis by [email protected]

    Oct. 31, 2018

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:M/Au:N/C:N/I:P/A:N)
    Added CVSS V3 AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type https://web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-ike.html No Types Assigned https://web-in-security.blogspot.com/2018/08/practical-bleichenbacher-attacks-on-ipsec-ike.html Third Party Advisory
    Changed Reference Type https://www.zyxel.com/support/bleichenbacher_attack_vulnerability.shtml No Types Assigned https://www.zyxel.com/support/bleichenbacher_attack_vulnerability.shtml Patch, Vendor Advisory
    Changed Reference Type ftp://ftp.zyxel.com/USG110/firmware/USG110_4.32(AAPH.0)C0_2.pdf No Types Assigned ftp://ftp.zyxel.com/USG110/firmware/USG110_4.32(AAPH.0)C0_2.pdf Release Notes, Vendor Advisory
    Added CWE CWE-310
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_110_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:zywall_110:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_1100_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:zywall_1100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_310_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:zywall_310:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn_50_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:zywall_vpn_50:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn_100_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:zywall_vpn_100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:zywall_vpn_300_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:zywall_vpn_300:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_20w_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_20w:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_40_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_40:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_40w_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_40w:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_60_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_60:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_60w_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_60w:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_110_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_110:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_2200-vpn_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_2200-vpn:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_310_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_310:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_1100_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_1100:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_1900_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_1900:-:*:*:*:*:*:*:*
    Added CPE Configuration AND OR *cpe:2.3:o:zyxel:usg_20w-vpn_firmware:-:*:*:*:*:*:*:* OR cpe:2.3:h:zyxel:usg_20w-vpn:-:*:*:*:*:*:*:*
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2018-9129 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2018-9129 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.13 }} -0.01%

score

0.48996

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Scope
Confidentiality
Integrity
Availability